🧊 tbsp to ml — Tablespoon to Milliliter Converter

Convert volume units — liters, gallons, cups, milliliters, cubic meters, barrels and more.

1 unit =
From
To
Formula 1 tbsp = 14.7868 mL
UnitNameValue
0.001 tbsp0.0147868 ml
0.01 tbsp0.147868 ml
0.1 tbsp1.47868 ml
1 tbsp14.7868 ml
5 tbsp73.934 ml
10 tbsp147.868 ml
50 tbsp739.34 ml
100 tbsp1478.68 ml
1000 tbsp14786.8 ml
Last updated: March 2026

Tablespoon to Milliliter Conversion Table

Common tablespoon values converted to milliliter — factor: 1 tbsp = 14.79 mL

Tablespoon (tbsp)Milliliter (mL)Context
0.25 tbsp3.697 mLPinch
0.5 tbsp7.393 mLHalf tablespoon
1 tbsp14.79 mLTablespoon
2 tbsp29.57 mL2 tablespoons
4 tbsp59.15 mLQuarter cup
8 tbsp118.3 mLHalf cup
16 tbsp236.6 mLOne cup
32 tbsp473.2 mLOne pint
48 tbsp709.8 mLOne quart
64 tbsp946.4 mLOne quart
128 tbsp1,893 mLHalf gallon
256 tbsp3,785 mLOne gallon
512 tbsp7,571 mL2 gallons
1,024 tbsp1.514e+04 mL3 gallons
2,048 tbsp3.028e+04 mL8 gallons

About Tablespoon to Milliliter Conversion

Converting tablespoon to milliliter comes up frequently in cooking, chemistry, medicine, and engineering. A recipe written in metric units may need to be adapted for a kitchen using milliliter, or a laboratory protocol may specify volumes in tablespoon that need to be measured with equipment calibrated in milliliter.

In everyday use, knowing that 5 tbsp = 73.93 mL and 10 tbsp = 147.9 mL covers most common situations. For bulk calculations, 100 tbsp = 1479 mL is a useful anchor. The reverse conversion — milliliter back to tablespoon — uses the factor 0.06763, so 1 mL = 0.06763 tbsp.

All conversions use the internationally recognized factor of exactly 1 tbsp = 14.79 mL. Calculations are performed in IEEE 754 double-precision floating point, giving accuracy to at least 8 significant figures — more than sufficient for any practical application.

Quick Answer

Formula: Milliliter = Tablespoon × 14.7868

Multiply any tablespoon value by 14.7868 to get milliliter. One tablespoon equals 14.7868 mL.

Reverse: Tablespoon = Milliliter × 0.067627884

Worked Examples

One tablespoon
1 tbsp × 14.7868 = 14.7868 mL
1 tbsp = 14.79 mL — standard cooking reference.
One fl oz (approx)
3 tbsp × 14.7868 = 44.3604 mL
3 tbsp = 44.4 mL ≈ 1.5 fl oz — a standard shot.
One US cup
16 tbsp × 14.7868 = 236.5888 mL
16 tbsp = 236.6 mL = 1 US cup.
Quarter cup
4 tbsp × 14.7868 = 59.1472 mL
4 tbsp = 59.1 mL = ¼ cup.

Mental Math Tricks

× 14.79

Tablespoons × 14.79 = mL. Round to × 15 for quick estimates.

1 tbsp ≈ 15 mL

Use 15 mL per tablespoon — only 1.4% off.

Chain

3 tsp = 1 tbsp = 15 mL = ½ fl oz.

Who Uses This Conversion?

Pastry Chef

Measures butter, oil, and liquid sweeteners in tablespoons for precise small-batch baking.

Pharmacist

Labels liquid medications in tablespoon doses (1 tbsp = 15 mL) for home administration.

Cosmetic Formulator

Scales facial mask and scrub recipes using tablespoon proportions.

Herbalist

Measures herbal tinctures and infusions in tablespoons for daily supplement protocols.

Recipe Developer

Tests sauces and dressings where tablespoon quantities critically affect flavor.

Veterinarian

Converts pet supplement doses to tablespoons for clear owner instructions.

Frequently Asked Questions

About Tablespoon and Milliliter

Tablespoon (tbsp)

The US tablespoon is defined as exactly 3 teaspoons or ½ fluid ounce, approximately 14.787 mL. Standardization arrived in the late 19th century alongside modern recipe writing.

Tablespoons are fundamental to cooking and medicine. The Australian tablespoon is 20 mL, the UK tablespoon is 17.76 mL, and the US tablespoon is 14.79 mL.

Interesting fact: Capital T for tablespoon versus lowercase tsp for teaspoon is a convention designed to prevent dangerous dosing errors in medical and culinary contexts.

Milliliter (mL)

The milliliter is one-thousandth of a liter, in use since the metric system was codified in France in 1795. The milli- prefix (from Latin mille, thousand) was standardized as part of the original SI prefix system.

Milliliters are the workhorse of medicine and cooking: syringes, dropper bottles, and nutritional labels all rely on mL for precise small-volume measurement. A standard US teaspoon is approximately 4.929 mL.

Interesting fact: The milliliter is numerically identical to the cubic centimeter (cm³), so 1 mL = 1 cm³ exactly. This equivalence is widely used in medicine, where a 5 cc syringe holds exactly 5 mL.